Match List I with List II
List I (Interacting species) List II (Name of Interaction)
A. A Leopard and a Lion in a Forest/grassland I. Competition
B. A Cuckoo laying an egg in a Crow's nest II. Brood parasitism
C. Fungi and root of a higher plant mycorrhizae I. Mutualism
D. A cattle egret and a Cattle in a field IV. Commensalism
  
Choose the correct answer from the options given below:
Options: A B C D
1. II III I IV
2. I II III IV
3. I II IV III
4. III IV I II

Subtopic:  Population Interactions: Competition | Population Interactions: Predation | Population Interactions: Parasitism | Population Interactions: Amensalism | Population Interactions: Commensalism, Protocooperation & Mutualism |
 81%
From NCERT
NEET - 2023
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Match List I with List II.
List I List II
A. Logistic growth I. Unlimited resource availability condition
B. Exponential growth II. Limited resource availability condition
C. Expanding age pyramid III. The percent individuals of pre-reproductive age is largest followed by reproductive and post reproductive age groups
D. Stable age pyramid IV. The percent individuals of pre-reproductives and reproductive age group are same

Choose the correct answer from the options given below:
Options: A B C D
1. II IV III I
2. II I III IV
3. II III I IV
4. II IV I III
Subtopic:  Population: Exponential Growth Model | Population: Logistic Growth Model | Age Pyramid |
 91%
From NCERT
NEET - 2023
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Plants offer rewards to animals in the form of pollen and nectar and the animals facilitate the pollination process. This is an example of:
1. Amensalism
2. Competition
3. Commensalism
4. Mutualism
Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 89%
From NCERT
NEET - 2023
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For chemical defense against herbivores, Calotropis has
1. Cardiac glycosides 2. strychnine
3. toxic ricin 4. distasteful quinine
Subtopic:  Population Interactions: Predation |
 85%
From NCERT
NEET - 2023
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There are 250 snails in a pond and within a year their number increases to 2500 by reproduction. What should be their birth rate (in per snail per year)?
1. 10 2. 9
3. 25 4. 15
Subtopic:  Population Characters: Natality & Mortality |
From NCERT
NEET - 2023
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Given below are two statements:
Statement I: Gause's 'Competitive Exclusion Principle' states that two closely related species competing for the same resources cannot co-exist indefinitely and competitively inferior one will be eliminated eventually.
Statement II: In general, carnivores are more adversely affected by competition than herbivores.

In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
Subtopic:  Population Interactions: Competition |
 63%
From NCERT
NEET - 2023
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Match List I with List II 
List I
(Interaction)
List II 
(Species A and B)
A. Mutualism I. +(A), O(B)
B. Commensalism II. –(A), O(B)
C. Amensalism III. +(A), –(B)
D. Parasitism  IV +(A), +(B)

Choose the correct answer from the options given below :
Options: A B C D
1. III I IV II
2. IV II I II
3. IV I II III
4. IV III I II
Subtopic:  Population Interactions: Competition | Population Interactions: Predation | Population Interactions: Parasitism | Population Interactions: Commensalism, Protocooperation & Mutualism |
 88%
From NCERT
NEET - 2023
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Two butterfly species are competing for the same nectar of a flower in a garden. To survive and coexist together, they may avoid competition in the same garden by:
1. feeding at the same time.
2. choosing different foraging patterns.
3. increasing time spent on attacking each other.
4. predating on each other.
Subtopic:  Population Interactions: Competition |
 89%
NEET - 2022
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NEET 2023 - Target Batch - Aryan Raj Singh
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A population with finite resources shows a logistic growth curve where the correct sequence of events will be: 

1. Stationary phase → Acceleration phase  → Lag phase  → Asymptote 
2. Acceleration phase  → Deceleration  → Asymptote 
3. Acceleration phase  → Leg phase  → Stationary phase 
4. Lag phase  → Acceleration phase  → Deceleration  → Asymptote 
Subtopic:  Population: Logistic Growth Model |
 76%
From NCERT
NEET - 2022
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NEET 2023 - Target Batch - Aryan Raj Singh
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Which of the following is the correct equation of exponential growth? 
1. \(N_t = N_0 ~e^{rnt}\)
2. \(N_t = N_0 ~e^{rpt}\)
3. \(N_t = N_0 ~e^{rst}\)
4. \(N_t = N_0 ~e^{rt}\)

Subtopic:  Population: Exponential Growth Model |
 92%
From NCERT
NEET - 2022
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh